Metric Size, Stainless Steel
Indexing Plungers with Multiple Pin Lengths
Threaded Body, Non Lock-out Type
GN 817-NI
wo
RoHS Compliant
 

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Specification
Information
Threaded body: Stainless steel, European standard 1.4305 (American standard 303 series)  
Plunger pin: Stainless steel, ground and chemically nickel plated
Knob: Matte black glass fiber reinforced nylon plastic, not removable Lock nut: Stainless steel, black oxide finish, DIN 439 / ISO 4035

GN 817-NI indexing plungers offer the following advantages: 
--Two retracting strokes l1 per plunger diameter 
--Identical dimensions l2 for GN 817 and GN 817.1 series
--Defined thread length by an undercut at the end of the thread
Type G with threaded spindle is for applications where a specific knob or special receptacle is required for operation.
Maximum heat resistance of nylon plastic hand knob: 110°C (230°F).

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With Pull Knob

Dimensions in:

millimeters
(inches)
Part Number
d1
-0.02mm
-0.04mm
l1
min.
d2
Thread
d3
l2
l3
l4
A/F
Spring Load N ˜
Without
Lock Nut
With
Lock Nut
Initial
End
4
(.16)
4
(.16)
M8 x 1.0
16
(.63)
35
(1.38)
16
(.63)
5
(.20)
10
(.39)
4
12
4
(.16)
6
(.24)
M8 x 1.0
16
(.63)
35
(1.38)
16
(.63)
5
(.20)
10
(.39)
4
12.5
5
(.20)
5
(.20)
M10 x 1.0
19
(.75)
40
(1.57)
18
(.71)
6
(.24)
12
(.47)
5
15
5
(.20)
8
(.31)
M10 x 1.0
19
(.75)
40
(1.57)
18
(.71)
6
(.24)
12
(.47)
5
16
6
(.24)
6
(.24)
M12 x 1.5
23
(.91)
48
(1.89)
22
(.87)
6
(.24)
14
(.55)
6
19
6
(.24)
9
(.35)
M12 x 1.5
23
(.91)
48
(1.89)
22
(.87)
6
(.24)
14
(.55)
6
25
8
(.31)
8
(.31)
M16 x 1.5
28
(1.10)
58
(2.28)
26
(1.02)
8
(.31)
17
(.67)
8.5
26
8
(.31)
12
(.47)
M16 x 1.5
28
(1.10)
58
(2.28)
26
(1.02)
8
(.31)
17
(.67)
8.5
28
10
(.39)
12
(.47)
M16 x 1.5
28
(1.10)
58
(2.28)
26
(1.02)
8
(.31)
17
(.67)
9.5
38
Non Lock-out Type with Threaded Spindle

Dimensions in:

millimeters
(inches)
Part Number
d1
-0.02mm
-0.04mm
l1
min.
d2
Thread
d4
Thread
l5
Spindle
Length
d5
l3
l4
l6
A/F
Spring Load N ˜
Without
Lock Nut
With
Lock Nut
Initial
End
4
(.16)
4
(.16)
M8 x 1.0
M3 x .5
4.5
(.18)
7
(.28)
16
(.63)
5
(.20)
2.5
(.10)
10
(.39)
4
12
4
(.16)
6
(.24)
M8 x 1.0
M3 x .5
4.5
(.18)
7
(.28)
16
(.63)
5
(.20)
2.5
(.10)
10
(.39)
4
12.5
5
(.20)
5
(.20)
M10 x 1.0
M4 x.7
5.5
(.27)
8
(.31)
18
(.71)
6
(.24)
3
(.12)
12
(.47)
5
15
5
(.20)
8
(.31)
M10 x 1.0
M4 x .7
5.5
(.27)
8
(.31)
18
(.71)
6
(.24)
3
(.12)
12
(.47)
5
16
6
(.24)
6
(.24)
M12 x 1.5
M5 x .8
7
(.28)
9
(.35)
22
(.87)
6
(.24)
3.5
(.14)
14
(.55)
6
19
6
(.24)
9
(.35)
M12 x 1.5
M5 x .8
7
(.28)
9
(.35)
22
(.87)
6
(.24)
3.5
(.14)
14
(.55)
6
25
8
(.31)
8
(.31)
M16 x 1.5
M6 x 1.0
8.5
(.33)
10
(.39)
26
(1.02)
8
(.31)
4
(.16)
17
(.67)
8.5
26
8
(.31)
12
(.47)
M16 x 1.5
M6 x 1.0
8.5
(.33)
10
(.39)
26
(1.02)
8
(.31)
4
(.16)
17
(.67)
8.5
28
10
(.39)
12
(.47)
M16 x 1.5
M6 x 1.0
8.5
(.33)
10
(.39)
26
(1.02)
8
(.31)
4
(.16)
17
(.67)
9.5
38